Officials: Al Qaeda trying to produce ricin
Just one speck of deadly poison can kill once inhaled or in bloodstream, but officials say no attack is imminent
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Just one speck of deadly poison can kill once inhaled or in bloodstream, but officials say no attack is imminent
Gunmen abducted the eight men on Thursday in the Day Mirdad district of Wardak province
Expert: Gary Vincent apparently has violent past and holes in his story about fate of Robyn Gardner; Abandoned mine searched
William Bratton will advise the British government on gangs in the wake of the London rioting, says prime minister's office
Authorities in Aruba are seeking to extend a detention order for Robyn Gardner's travel companion
Nearly two dozen singers and musicians from nine Latin American nations honored Fidel Castro with a concert Friday
Eight of the nine NATO service members who died on Thursday and Friday were killed by roadside bombs
For the U.S. military, the challenge is training soldiers for the Afghan National Army that will one day stand on its own
A glimpse at the days news as seen through a camera's lens
Tens of thousands of demonstrators rage against president; 11 activists killed, human rights group says
Police don togas, capes and sandals to arrest 20 on charges of violently muscling competition for tourist photos
Health officials say dirty water, poor sanitation leading to increase in disease outbreaks
Former police chief in New York, Boston and LA discussing becoming consultant to British police as they try to quell violence
Roadside bombs kill 7 in separate incidents around nation, alliance says, as U.S.-led coalition mourns troops killed in helicopter crash
Unfriendly welcome as fears of resurgent Taliban draw Americans back into desolate area near Pakistan border